[FFmpeg-cvslog] libavfilter/dnn_backend_native: check mem allocation

Chris Miceli git at videolan.org
Wed Oct 14 05:41:56 EEST 2020


ffmpeg | branch: master | Chris Miceli <chris at miceli.net.au> | Wed Oct 14 11:19:50 2020 +1100| [ad95e5e45dbb3c3dddc3e2c3fe93bc98f239bd29] | committer: Guo, Yejun

libavfilter/dnn_backend_native: check mem allocation

check that frame allocations return non-null.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ad95e5e45dbb3c3dddc3e2c3fe93bc98f239bd29
---

 libavfilter/dnn/dnn_backend_native.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/libavfilter/dnn/dnn_backend_native.c b/libavfilter/dnn/dnn_backend_native.c
index d45e211f0c..4fc3ba2044 100644
--- a/libavfilter/dnn/dnn_backend_native.c
+++ b/libavfilter/dnn/dnn_backend_native.c
@@ -79,8 +79,23 @@ static DNNReturnType get_output_native(void *model, const char *input_name, int
 {
     DNNReturnType ret;
     NativeModel *native_model = (NativeModel *)model;
+    NativeContext *ctx = &native_model->ctx;
     AVFrame *in_frame = av_frame_alloc();
-    AVFrame *out_frame = av_frame_alloc();
+    AVFrame *out_frame = NULL;
+
+    if (!in_frame) {
+        av_log(ctx, AV_LOG_ERROR, "Could not allocate memory for input frame\n");
+        return DNN_ERROR;
+    }
+
+    out_frame = av_frame_alloc();
+
+    if (!out_frame) {
+        av_log(ctx, AV_LOG_ERROR, "Could not allocate memory for output frame\n");
+        av_frame_free(&in_frame);
+        return DNN_ERROR;
+    }
+
     in_frame->width = input_width;
     in_frame->height = input_height;
 



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